method-dispatch Questions
3
Solved
While integrating a Django app I have not used before, I found two different ways to define functions inside the class. The author seems to use them both distinctively and intentionally. The first ...
Epigrammatist asked 14/5, 2012 at 15:54
5
Solved
I do know the syntactical difference between overriding and overloading. And I also know that overriding is run-time polymorphism and overloading is compile-time polymorphism. But my question is: "...
Series asked 2/12, 2011 at 11:50
1
Solved
protocol A {
func f()
}
struct S1 : A {
func f() {
print("S1")
}
}
struct S2 : A {
func f() {
print("S2")
}
}
let array: [A] = [S1(), S2()]
for s: A in array {
s.f()
}
// "S1\n" "S2\n"...
Kidding asked 12/7, 2016 at 15:4
5
Solved
I'm still kind of new to Objective-C and I'm wondering what is the difference between the following two statements?
[object performSelector:@selector(doSomething)];
[object doSomething];
Hypesthesia asked 29/9, 2009 at 15:1
4
Solved
If I have a Python class, and would like to call a function from it depending on a variable, how would I do so? I imagined following could do it:
class CallMe: # Class
def App(): # Method ...
Albumen asked 6/12, 2009 at 14:41
2
Solved
If Ruby gets invited to a party and brings:
foobarobject.send('foomethod')
.. and Python gets invited to the same party and brings:
getattr(foobarobject, 'foomethod')()
.. what does PHP have...
Peden asked 21/4, 2009 at 4:29
4
Solved
Why does it (apparently) make a difference whether I pass null as an argument directly, or pass an Object that I assigned the value null?
Object testVal = null;
test.foo(testVal); // dispatched to...
Cutlass asked 18/12, 2008 at 8:28
2
Solved
I am using a class Foo that provides these methods:
String overloadedMethod(Object)
String overloadedMethod(Goo)
Since Java statically dispatches on the non-receiver argument, I cannot just pass...
Hydrophilous asked 16/12, 2008 at 9:41
1
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